Cita APA

Conservation Foundation, Darling, F. . F., & Milton, J. P. (1966). Future environments of North America: Being the record of a conference convened by the Conservation Foundation in April, 1965, at Airlie House, Warenton, Virginia. Natural History Press.

Citación estilo Chicago

Conservation Foundation, Frank Fraser Darling, and John P. Milton. Future Environments of North America: Being the Record of a Conference Convened by the Conservation Foundation in April, 1965, at Airlie House, Warenton, Virginia. Garden City, N.Y: Natural History Press, 1966.

Cita MLA

Conservation Foundation, et al. Future Environments of North America: Being the Record of a Conference Convened by the Conservation Foundation in April, 1965, at Airlie House, Warenton, Virginia. Natural History Press, 1966.